diff --git a/src/modules/module-protocol-pulse/modules/module-pipe-sink.c b/src/modules/module-protocol-pulse/modules/module-pipe-sink.c
index c292f72df..9ba8227fa 100644
--- a/src/modules/module-protocol-pulse/modules/module-pipe-sink.c
+++ b/src/modules/module-protocol-pulse/modules/module-pipe-sink.c
@@ -296,6 +296,10 @@ struct module *create_module_pipe_sink(struct impl *impl, const char *argument)
 		goto out;
 	}
 
+	if (pw_properties_get(capture_props, PW_KEY_NODE_GROUP) == NULL)
+		pw_properties_set(capture_props, PW_KEY_NODE_GROUP, "pipewire.dummy");
+	if (pw_properties_get(capture_props, PW_KEY_NODE_VIRTUAL) == NULL)
+		pw_properties_set(capture_props, PW_KEY_NODE_VIRTUAL, "true");
 	pw_properties_set(capture_props, PW_KEY_MEDIA_CLASS, "Audio/Sink");
 
 	module = module_new(impl, &module_pipesink_methods, sizeof(*d));
diff --git a/src/modules/module-protocol-pulse/modules/module-pipe-source.c b/src/modules/module-protocol-pulse/modules/module-pipe-source.c
index be8942d9b..ef1ab6769 100644
--- a/src/modules/module-protocol-pulse/modules/module-pipe-source.c
+++ b/src/modules/module-protocol-pulse/modules/module-pipe-source.c
@@ -353,6 +353,10 @@ struct module *create_module_pipe_source(struct impl *impl, const char *argument
 		goto out;
 	}
 
+	if (pw_properties_get(playback_props, PW_KEY_NODE_GROUP) == NULL)
+		pw_properties_set(playback_props, PW_KEY_NODE_GROUP, "pipewire.dummy");
+	if (pw_properties_get(playback_props, PW_KEY_NODE_VIRTUAL) == NULL)
+		pw_properties_set(playback_props, PW_KEY_NODE_VIRTUAL, "true");
 	pw_properties_set(playback_props, PW_KEY_MEDIA_CLASS, "Audio/Source");
 
 	module = module_new(impl, &module_pipesource_methods, sizeof(*d) + stride);
diff --git a/src/modules/module-protocol-simple.c b/src/modules/module-protocol-simple.c
index 1ff2fd312..6361a1f2d 100644
--- a/src/modules/module-protocol-simple.c
+++ b/src/modules/module-protocol-simple.c
@@ -376,7 +376,7 @@ static int create_streams(struct impl *impl, struct client *client)
 
 	if (impl->capture) {
 		props = pw_properties_new(
-			PW_KEY_NODE_GROUP, client->name,
+			PW_KEY_NODE_GROUP, "pipewire.dummy",
 			PW_KEY_NODE_LATENCY, DEFAULT_LATENCY,
 			PW_KEY_NODE_TARGET, pw_properties_get(impl->props, "capture.node"),
 			NULL);
@@ -396,7 +396,7 @@ static int create_streams(struct impl *impl, struct client *client)
 	}
 	if (impl->playback) {
 		props = pw_properties_new(
-			PW_KEY_NODE_GROUP, client->name,
+			PW_KEY_NODE_GROUP, "pipewire.dummy",
 			PW_KEY_NODE_LATENCY, DEFAULT_LATENCY,
 			PW_KEY_NODE_TARGET, pw_properties_get(impl->props, "playback.node"),
 			NULL);
diff --git a/src/modules/module-roc-sink.c b/src/modules/module-roc-sink.c
index 76662bc82..0abd144ab 100644
--- a/src/modules/module-roc-sink.c
+++ b/src/modules/module-roc-sink.c
@@ -415,6 +415,10 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 		pw_properties_set(props, "sink.name", NULL);
 	}
 
+	if (pw_properties_get(props, PW_KEY_NODE_GROUP) == NULL)
+		pw_properties_set(props, PW_KEY_NODE_GROUP, "pipewire.dummy");
+	if (pw_properties_get(props, PW_KEY_NODE_VIRTUAL) == NULL)
+		pw_properties_set(props, PW_KEY_NODE_VIRTUAL, "true");
 	if ((str = pw_properties_get(props, PW_KEY_MEDIA_CLASS)) == NULL)
 		pw_properties_set(props, PW_KEY_MEDIA_CLASS, "Audio/Sink");
 
diff --git a/src/modules/module-roc-source.c b/src/modules/module-roc-source.c
index bf3987310..de9a0f07f 100644
--- a/src/modules/module-roc-source.c
+++ b/src/modules/module-roc-source.c
@@ -460,6 +460,10 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
 		pw_properties_set(props, "source.name", NULL);
 	}
 
+	if (pw_properties_get(props, PW_KEY_NODE_GROUP) == NULL)
+		pw_properties_set(props, PW_KEY_NODE_GROUP, "pipewire.dummy");
+	if (pw_properties_get(props, PW_KEY_NODE_VIRTUAL) == NULL)
+		pw_properties_set(props, PW_KEY_NODE_VIRTUAL, "true");
 	if ((str = pw_properties_get(props, PW_KEY_MEDIA_CLASS)) == NULL)
 		pw_properties_set(props, PW_KEY_MEDIA_CLASS, "Audio/Source");